Home / 181,297.82-271,853.26-81,372.36

Finding the Fourth Proportional to 181,297.82, 271,853.26 and 81,372.36

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Solution

The fourth proportional to 181,297.82, 271,853.26 and 81,372.36 is: 122,016.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,297.82 : 271,853.26 = 81,372.36 : x
  2. Step 2: Convert to fraction form
    181,297.82/271,853.26 = 81,372.36/x
  3. Step 3: Cross multiply
    181,297.82x = 271,853.26 × 81,372.36
  4. Step 4: Simplify right side
    181,297.82x = 22,121,341,339.89
  5. Step 5: Solve for x
    x = 22,121,341,339.89/181,297.82
  6. Step 6: Final answer
    x = 122,016.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.